Universal:

Today only: Unlock an additional peek-a-boo mini-game free of charge! Simply swipe until you see the shark appear. The second mini-game in the collection, the one with the orange icon, is available for free today.

Animal Math Toddler Games offers a collection of mini-games that will teach your child how to count, recognize numbers, identify collections, and complete sequences. After each mini-game is complete, they’ll earn a prize that can go in their personal toy box.

Animal Math Toddler Games is available for free for a limited time. It has a 5-star rating with a total of 10 ratings.

Cribbage HD ($3.99 → Free, 73.1 MB): A digital version of Cribbage from the same team that brought you Hearts Tournament, Spite and Malice, and Gin Rummy. It’s the perfect game for those who want to play Cribbage anytime, anywhere.

New to Cribbage? No problem. Cribbage HD helps you every single step of the way. You’re able to use hints to develop your skills and learn new strategies. If you’re unsure how a hand is scored, simply tap the “Explain” button for a breakdown. When you’ve mastered the basics you can take your skills online, compete locally against a friend, or challenge the AI. The game also includes voice chat, and the ability to personalize the cards.

Cribbage HD is available for free for a limited time. It has a 4.5-star rating with a total of 4923 ratings.

The Lost Treasure ($1.99 → Free, 123.6 MB): Embark on your very own treasure hunt in The Lost Treasure. It’s for fans of classic point and click adventure games.

In the latest installment in The Lost series, Uncle Henry has used the map you discovered in The Lost Ship to track down the location of the pirate’s cove. Travel down winding paths and through ancient structures in order to pick up clues and solve puzzles. A built-in hint system will assist you when you’re stuck, and a dynamic map will ensure you won’t simply go running around in circles.

The Lost Treasure is available for free for a limited time. It has a 5-star rating with a total of 88 ratings.

Calendarium – Everything about this day ($0.99 → Free, 52.4 MB): Discover historical events and holidays that happened on this day with this reference app. It’s for anyone interested in learning something new each and everyday.

Calendarium helps you live in the present and the past. The top portion of the screen displays today’s date, the week of the year, sunrise and sunset times, and the number of days that have passed and are left in the year. The bottom portion includes all of the historical events and major holidays that occurred on this very day. Tap and hold on an event or holiday to share it via Twitter, Facebook, Messages, or email.

Calendarium – Everything about this day is available for free for a limited time. It has a 4.5-star rating with a total of 369 ratings.

Micron ($0.99 → Free, 92.9 MB): Deflect bullets of energy that fire to the funky beats in this puzzle game. It’s for gamers who want the whole package, so grab some headphones and enjoy.

Bullets of different colors will come flying out of launchers. You must guide them across the levels and into their respective goals using the limited amount of barriers and portals you have available to you. Tap on an open spot on the grid to select it, and then tap the barrier or portal you want to use to place it. Nothing to it! The game includes 51 regular levels and 12 bonus levels.

Micron is available for free for a limited time. It has a 4.5-star rating with a total of 33 ratings.

Teeter puts you in control of a bar with a ball safely resting on top of it. You’re able to lift each side of the bar by tapping on the sides of the screen. The objective is to get the ball safely into the correct hole. It may sound easy, but as you progress through the game new dangerous holes are added along with objects that will impede the bar. The game includes 120 levels, multiple themes, and 3D Touch enhanced controls.

Teeter – Endless Arcade Balancer is available for free for a limited time. It has a 4.5-star rating with a total of 20 ratings.

That concludes today’s issue of Apps Gone Free. If you like staying on top of these daily deals, don’t forget to check out our free AppsGoneFree app. It provides all the deals each day, and even an archive of past deals that are still active.

Developers:

If you are a developer who would like to get your app included in our “Apps Gone Free” daily lists, here’s our basic set of rules:

It must have at least a three-star average rating at the time it goes free.

The app must not have been free numerous times (3+) over the last six months.

The free version of your app must not include ads.

To submit an app, simply send a request to [email protected] with the subject “Apps Gone Free.” Please include the name of the app, a link to it in the App Store, when and for how long you intend to offer the app for free, and anything else you would like to share. We will take it from there.